Seattle Sea Conditions and Tide Table

Seattle Sea Conditions table showing wave height, swell direction and period.

High and low tide times are also provided on the table along with the moon phase and forecast weather. Sunrise today is at — and sunset is at —.

Days 1–4 Weather Summary

Heavy rain (total 21mm), heaviest during Wed afternoon. Cool air temperatures (max 14°C on Fri afternoon, min 5°C on Wed morning). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Warm air temperatures (max 20°C on Mon afternoon, min 6°C on Fri night). Wind will be generally light.

Days 8–10 Weather Summary

Mostly dry. Very mild (max 16°C on Mon night, min 4°C on Tue night). Wind will be generally light.

Days 11–13 Weather Summary

Moderate rain (total 12mm), heaviest on Fri morning. Very mild (max 15°C on Sun afternoon, min 3°C on Sun morning). Wind will be generally light.

Wednesday
1
Thursday
2
Friday
3
Saturday
4
Sunday
5
Monday
6
Tuesday
7
Wednesday
8
Thursday
9
Friday
10
Saturday
11
Sunday
12
Monday
13
Tuesday
14
Wednesday
15
Thu
16
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
Wave Height Map
High Tide
5:05PM3.02m
5:21AM3.51m
5:56PM3.13m
5:43AM3.43m
6:42PM3.20m
6:05AM3.34m
7:27PM3.24m
6:27AM3.25m
8:12PM3.25m
6:52AM3.15m
9:00PM3.22m
7:19AM3.04m
9:54PM3.16m
7:49AM2.91m
10:57PM3.12m
8:24AM2.78m
00:08AM3.10m
9:10AM2.63m
1:14AM3.14m
10:21AM2.48m
2:07AM3.20m
11:52AM2.39m
2:45AM3.26m
1:19PM2.42m
3:14AM3.31m
2:34PM2.56m
3:37AM3.35m
3:38PM2.77m
3:59AM3.39m
4:35PM3.01m
Low Tide
10:59PM0.69m
11:40AM0.52m
11:39PM0.94m
12:11PM0.27m
00:16AM1.20m
12:42PM0.09m
00:54AM1.46m
1:15PM-0.02m
1:33AM1.70m
1:50PM-0.05m
2:15AM1.93m
2:29PM-0.03m
3:02AM2.13m
3:13PM0.05m
3:59AM2.29m
4:03PM0.16m
5:14AM2.37m
5:01PM0.28m
6:51AM2.30m
6:04PM0.38m
8:07AM2.11m
7:06PM0.46m
8:51AM1.82m
8:02PM0.54m
9:25AM1.47m
8:53PM0.65m
9:56AM1.06m
9:40PM0.80m
10:27AM0.60m
Wave
height (m) 
direction
period (s) 
light rain
light rain
heavy rain
rain showers
cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
cloud
cloud
part cloud
part cloud
cloud
part cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
light rain
mod rain
light rain
light rain
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
light rain
light rain
heavy rain
rain shwrs
cloudy
cloudy
some clouds
some clouds
clear
clear
clear
clear
some clouds
cloudy
cloudy
some clouds
some clouds
cloudy
some clouds
cloudy
cloudy
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
light rain
mod rain
light rain
light rain
cloudy
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
 km/h
10
SSW
10
ESE
5
SE
10
S
5
SSE
10
SSE
10
S
5
SSW
5
N
5
NNE
10
N
15
N
5
NNE
10
N
15
N
5
NNE
5
SW
10
SW
5
SSW
5
SSW
5
ENE
10
S
5
NNE
5
N
5
SSE
5
SW
0
WSW
10
S
15
S
10
S
10
S
5
ESE
10
N
0
E
5
N
10
NNW
5
N
5
N
10
NNW
5
NNE
5
SSW
0
NNW
5
S
5
SSW
5
WNW
0
ENE
5
N
 mm 
2
3
12
4
1
7
2
2
max°C
10
8
9
6
7
10
9
8
14
13
10
14
11
11
15
12
15
20
16
11
12
9
7
11
10
9
15
11
5
6
8
6
10
9
9
15
12
12
16
12
14
20
15
14
19
15
16
Moonrise
7:43
8:54
10:05
11:15
12:23
1:26
2:21
3:06
3:41
4:08
4:31
4:49
5:06
5:23
5:40
Moonset
6:26
6:41
6:58
7:19
7:43
8:15
8:56
9:48
10:49
11:57
1:09
2:23
3:37
4:54
6:13
Sunrise
6:48
6:46
6:43
6:41
6:39
6:37
6:35
6:33
6:31
6:30
6:28
6:26
6:24
6:22
6:20
6:18
Sunset
7:37
7:39
7:40
7:42
7:44
7:45
7:46
7:47
7:50
7:51
7:52
7:53
7:54
7:57
7:58
Today's sea temperature in Seattle is
9.8° C
(Statistics for 31 Mar 1981-2005 – mean: 8.9 max: 10.4 min: 7.8°C)
Issued (local time): 10 pm Tuesday 31 Mar 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest